17939009

素因数分解:

${\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:412

約数の個数: 16

約数和(自身を含む): 20148480

約数和(自身を除く): 2209471

約数列:

[1, 11, 59, 131, 211, 649, 1441, 2321, 7729, 12449, 27641, 85019, 136939, 304051, 1630819, 17939009]

約数ペア:

[(1, 17939009), (11, 1630819), (59, 304051), (131, 136939), (211, 85019), (649, 27641), (1441, 12449), (2321, 7729)]